Finding the Fourth Proportional to 1,516,261.54, 2,273,631.66 and 505,028.02
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Solution
The fourth proportional to 1,516,261.54, 2,273,631.66 and 505,028.02 is: 757,288.68
Step by Step Solution
- Step 1: Write the proportion equation
1,516,261.54 : 2,273,631.66 = 505,028.02 : x - Step 2: Convert to fraction form
1,516,261.54/2,273,631.66 = 505,028.02/x - Step 3: Cross multiply
1,516,261.54x = 2,273,631.66 × 505,028.02 - Step 4: Simplify right side
1,516,261.54x = 1,148,247,695,459.11 - Step 5: Solve for x
x = 1,148,247,695,459.11/1,516,261.54 - Step 6: Final answer
x = 757,288.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.